package com.design03_behavioral.pattern13_observer.example01;

/**
 * @ClassName ConcreteObserverOne
 * @Description 具体观察者
 * @Author zhangjunhao
 * @DATE 2023/9/6 21:25
 */
public class ConcreteObserverTwo implements Observer {
    @Override
    public void update() {
        System.out.println("ConcreteObserverTwo 得到通知! ");
    }
}
